128928984

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{647}}^1$

素因数の和:717

約数の個数: 96

約数和(自身を含む): 355518720

約数和(自身を除く): 226589736

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 23, 24, 38, 46, 57, 69, 76, 92, 114, 138, 152, 184, 228, 276, 361, 437, 456, 552, 647, 722, 874, 1083, 1294, 1311, 1444, 1748, 1941, 2166, 2588, 2622, 2888, 3496, 3882, 4332, 5176, 5244, 7764, 8303, 8664, 10488, 12293, 14881, 15528, 16606, 24586, 24909, 29762, 33212, 36879, 44643, 49172, 49818, 59524, 66424, 73758, 89286, 98344, 99636, 119048, 147516, 178572, 199272, 233567, 282739, 295032, 357144, 467134, 565478, 700701, 848217, 934268, 1130956, 1401402, 1696434, 1868536, 2261912, 2802804, 3392868, 5372041, 5605608, 6785736, 10744082, 16116123, 21488164, 32232246, 42976328, 64464492, 128928984]

約数ペア:

[(1, 128928984), (2, 64464492), (3, 42976328), (4, 32232246), (6, 21488164), (8, 16116123), (12, 10744082), (19, 6785736), (23, 5605608), (24, 5372041), (38, 3392868), (46, 2802804), (57, 2261912), (69, 1868536), (76, 1696434), (92, 1401402), (114, 1130956), (138, 934268), (152, 848217), (184, 700701), (228, 565478), (276, 467134), (361, 357144), (437, 295032), (456, 282739), (552, 233567), (647, 199272), (722, 178572), (874, 147516), (1083, 119048), (1294, 99636), (1311, 98344), (1444, 89286), (1748, 73758), (1941, 66424), (2166, 59524), (2588, 49818), (2622, 49172), (2888, 44643), (3496, 36879), (3882, 33212), (4332, 29762), (5176, 24909), (5244, 24586), (7764, 16606), (8303, 15528), (8664, 14881), (10488, 12293)]